Home / 13,903,008.30-20,854,512.45-9,651,480.30

Finding the Fourth Proportional to 13,903,008.30, 20,854,512.45 and 9,651,480.30

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Solution

The fourth proportional to 13,903,008.30, 20,854,512.45 and 9,651,480.30 is: 14,477,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903,008.30 : 20,854,512.45 = 9,651,480.30 : x
  2. Step 2: Convert to fraction form
    13,903,008.30/20,854,512.45 = 9,651,480.30/x
  3. Step 3: Cross multiply
    13,903,008.30x = 20,854,512.45 × 9,651,480.30
  4. Step 4: Simplify right side
    13,903,008.30x = 201,276,916,077,279.75
  5. Step 5: Solve for x
    x = 201,276,916,077,279.75/13,903,008.30
  6. Step 6: Final answer
    x = 14,477,220.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.